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/*******************************************************************************
* Copyright (c) 2000, 2006 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.tests.junit;
import java.io.*;
import junit.framework.*;
import junit.textui.*;
import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
/**
* Automated Test Suite for class org.eclipse.swt.graphics.ImageLoader
*
* @see org.eclipse.swt.graphics.ImageLoader
*/
public class Test_org_eclipse_swt_graphics_ImageLoader extends SwtTestCase {
public Test_org_eclipse_swt_graphics_ImageLoader(String name) {
super(name);
}
public static void main(String[] args) {
TestRunner.run(suite());
}
protected void setUp() {
}
protected void tearDown() {
}
public void test_Constructor() {
new ImageLoader();
}
public void test_addImageLoaderListenerLorg_eclipse_swt_graphics_ImageLoaderListener() {
ImageLoader loader = new ImageLoader();
ImageLoaderListener loaderListener = new ImageLoaderListener() {
public void imageDataLoaded(ImageLoaderEvent e) {
loaderListenerCalled = true;
}
};
try {
loader.addImageLoaderListener(null);
fail("No exception thrown for addImageLoaderListener with null argument");
} catch (IllegalArgumentException e) {
}
assertFalse(":a:", loader.hasListeners());
loader.addImageLoaderListener(loaderListener);
assertTrue(":b:", loader.hasListeners());
loaderListenerCalled = false;
InputStream stream = SwtTestCase.class.getResourceAsStream("interlaced_target.png");
loader.load(stream);
try {
stream.close();
} catch (IOException e) {}
assertTrue(":c:", loaderListenerCalled);
loaderListenerCalled = false;
stream = SwtTestCase.class.getResourceAsStream("target.png");
loader.load(stream);
try {
stream.close();
} catch (IOException e) {}
assertFalse(":d:", loaderListenerCalled);
loaderListenerCalled = false;
loader.notifyListeners(new ImageLoaderEvent(loader, loader.data[0], 0, true));
assertTrue(":e:", loaderListenerCalled);
loader.removeImageLoaderListener(loaderListener);
assertFalse(":f:", loader.hasListeners());
}
public void test_hasListeners() {
// tested in addImageLoaderListener method
}
public void test_loadLjava_io_InputStream() {
ImageLoader loader = new ImageLoader();
InputStream stream = null;
try {
try {
loader.load(stream);
fail("No exception thrown for load inputStream == null");
} catch (IllegalArgumentException e) {
}
stream = SwtTestCase.class.getResourceAsStream("empty.txt");
try {
loader.load(stream);
try {
stream.close();
} catch (IOException e) {}
fail("No exception thrown for load from invalid inputStream");
} catch (SWTException e) {
}
int numFormats = SwtTestCase.imageFormats.length;
String fileName = SwtTestCase.imageFilenames[0];
for (int i=0; i<numFormats; i++) {
String format = SwtTestCase.imageFormats[i];
stream = SwtTestCase.class.getResourceAsStream(fileName + "." + format);
loader.load(stream);
try {
stream.close();
} catch (IOException e) {}
}
} finally {
try {
stream.close();
} catch (Exception e) {
}
}
}
public void test_loadLjava_lang_String() {
ImageLoader loader = new ImageLoader();
String filename = null;
try {
loader.load(filename);
fail("No exception thrown for load filename == null");
} catch (IllegalArgumentException e) {
}
// j2se and j2me(cdc) can load from a filename but, j2me(cldc) throws an exception
}
public void test_notifyListenersLorg_eclipse_swt_graphics_ImageLoaderEvent() {
// tested in addImageLoaderListener method
}
public void test_removeImageLoaderListenerLorg_eclipse_swt_graphics_ImageLoaderListener() {
// tested in addImageLoaderListener method
}
public void test_saveLjava_io_OutputStreamI() {
ImageLoader loader = new ImageLoader();
ByteArrayOutputStream outStream = null;
InputStream inStream = null;
try {
try {
loader.save(outStream, 0);
fail("No exception thrown for save outputStream == null");
} catch (IllegalArgumentException e) {
}
outStream = new ByteArrayOutputStream();
try {
loader.save(outStream, -1);
fail("No exception thrown for save to invalid outputStream format");
} catch (SWTException e) {
}
boolean jpgSupported = false;
for (int i=0; i<imageFormats.length; i++) {
if (imageFormats[i].equals("jpg")) {
jpgSupported = true;
break;
}
}
if (jpgSupported) {
String filename = SwtTestCase.imageFilenames[0];
// must use jpg since save is not implemented yet in png format
String filetype = "jpg";
inStream = SwtTestCase.class.getResourceAsStream(filename + "." + filetype);
loader.load(inStream);
try {
inStream.close();
} catch (IOException e) {}
for (int i = 0; i < imageFormats.length; i++) {
if (imageFormats[i].equals(filetype)) {
// save using the appropriate format
loader.save(outStream, i);
break;
}
}
}
} finally {
try {
outStream.close();
} catch (Exception e) {
}
}
}
public void test_saveLjava_lang_StringI() {
ImageLoader loader = new ImageLoader();
String filename = null;
try {
loader.save(filename, 0);
fail("No exception thrown for save filename == null");
} catch (IllegalArgumentException e) {
}
// j2se and j2me(cdc) can load from a filename but, j2me(cldc) throws an exception
}
public static Test suite() {
TestSuite suite = new TestSuite();
java.util.Vector methodNames = methodNames();
java.util.Enumeration e = methodNames.elements();
while (e.hasMoreElements()) {
suite.addTest(new Test_org_eclipse_swt_graphics_ImageLoader((String)e.nextElement()));
}
return suite;
}
public static java.util.Vector methodNames() {
java.util.Vector methodNames = new java.util.Vector();
methodNames.addElement("test_Constructor");
methodNames.addElement("test_addImageLoaderListenerLorg_eclipse_swt_graphics_ImageLoaderListener");
methodNames.addElement("test_hasListeners");
methodNames.addElement("test_loadLjava_io_InputStream");
methodNames.addElement("test_loadLjava_lang_String");
methodNames.addElement("test_notifyListenersLorg_eclipse_swt_graphics_ImageLoaderEvent");
methodNames.addElement("test_removeImageLoaderListenerLorg_eclipse_swt_graphics_ImageLoaderListener");
methodNames.addElement("test_saveLjava_io_OutputStreamI");
methodNames.addElement("test_saveLjava_lang_StringI");
return methodNames;
}
protected void runTest() throws Throwable {
if (getName().equals("test_Constructor")) test_Constructor();
else if (getName().equals("test_addImageLoaderListenerLorg_eclipse_swt_graphics_ImageLoaderListener")) test_addImageLoaderListenerLorg_eclipse_swt_graphics_ImageLoaderListener();
else if (getName().equals("test_hasListeners")) test_hasListeners();
else if (getName().equals("test_loadLjava_io_InputStream")) test_loadLjava_io_InputStream();
else if (getName().equals("test_loadLjava_lang_String")) test_loadLjava_lang_String();
else if (getName().equals("test_notifyListenersLorg_eclipse_swt_graphics_ImageLoaderEvent")) test_notifyListenersLorg_eclipse_swt_graphics_ImageLoaderEvent();
else if (getName().equals("test_removeImageLoaderListenerLorg_eclipse_swt_graphics_ImageLoaderListener")) test_removeImageLoaderListenerLorg_eclipse_swt_graphics_ImageLoaderListener();
else if (getName().equals("test_saveLjava_io_OutputStreamI")) test_saveLjava_io_OutputStreamI();
else if (getName().equals("test_saveLjava_lang_StringI")) test_saveLjava_lang_StringI();
}
/* custom */
boolean loaderListenerCalled;
}
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